offer vs by-bid

offer is a noun but by-bid is not a noun.

Word	Noun	Adjective	Verb	Adverb
offer	Yes	No	Yes	No
by-bid	No	No	Yes	No

As verbs, by-bid is a hyponym of offer; that is, by-bid is a word with a more specific, narrower meaning than offer:

Other hyponyms of offer include subscribe, overbid, underbid, outbid, underbid.

offer (noun)	by-bid (noun)
a usually brief attempt
something offered (as a proposal or bid)
the verbal act of offering

offer (verb)	by-bid (verb)
put forward for consideration	bid on behalf of someone else
threaten to do something
ask (someone) to marry you
produce or introduce on the stage
present for acceptance or rejection
propose a payment
give something useful or necessary to
make available for sale
offer verbally
make available; provide
agree freely
mount or put up
present as an act of worship